New 'Scooby-Doo' Drops Drug Subtext Wed Jun 12, 2:08 PM ETBy ANTHONY BREZNICAN, AP Entertainment Writer LOS ANGELES (AP) - In the new film "Scooby-Doo," a psychedelically painted van marked "The Mystery Machine" sits beside a beach while smoke wafts through the sunhatch and voices from inside groan, "Primo!" and "Talk about toasted!" Photos AP Photo Slideshows That may seem suspicious, but the next shot reveals it's just the talking dog Scooby-Doo and Shaggy, his beatnik human pal, grilling burgers. Never mind that the song from the soundtrack is the pot-smoking reggae anthem "Pass the Dutchie." "Subtle, right?" laughed director...